 | | Journal (article/letter/editorial) | | Origin of a Tourmaline-Bearing Gold Deposit' Passagemde Mariana (Brazil) ROlAnD FnE•SCI•I• A•D P• Abstract...rocks surroundingthe Passagemde Mariana gold deposit and two other nearby gold deposits shows that the distribution...supporting the pneumatolytic-hydrothermalorigin of the gold deposit--due to the presence of tourmaline !--collapses...analysis of other gold depositsassociatedwith carbonatebeds also lead to the conceptof gold-bearingchemical...TI•E object of this study is the gold depositof Passagemde Mariana, in the southeastern part of the "Quadril/ttero |  | Vial, D.S., Duarte, B.P., Fuzikawa, K., Vieira, M.B.H. (2007) An epigenetic origin for the Passagem de Mariana gold deposit, Quadrilátero Ferrífero, Minas Gerais, Brazil. Ore Geology Reviews, 32 (3) 596-613 doi:10.1016/j.oregeorev.2005.03.017 | Journal (article/letter/editorial) | | origin for the Passagem de Mariana gold deposit, Quadrilátero Ferrífero, Minas Gerais, Brazil D.S. Vial a... Santa Luzia, MG, Brazil Faculdade de Geologia da Universidade do Estado do Rio de Janeiro, Rua São Francisco...Francisco Xavier, 524, Maracanã, Rio de Janeiro, RJ, Brazil c CDTN-Centro de Desenvolvimento da Tecnologia Nuclear...Horizonte, MG, Brazil d Companhia Vale do Rio Doce, BR262, Km 296, Santa Luzia, MG, Brazil b Received...February 2007 Abstract The gold–tourmaline quartz–vein deposit of Passagem de Mariana, in the southeastern |  | Chauvet, A., Faure, M., Dossin, I., Charvet, J. (1994) A three-stage structural evolution of the Quadrilátero Ferriífero: consequences for the Neoproterozoic age and the formation of gold concentrations of the Ouro Preto area, Minas Gerais, Brazil. Precambrian Research, 68 (1) 139-167 doi:10.1016/0301-9268(94)90069-8 | Journal (article/letter/editorial) | | and the formation of gold concentrations of the Ouro Preto area, Minas Gerais, Brazil A. C h a u v e t ...Craton (Brazil), where three major Proterozoic supracrustal units (the "Rio das Velhas", "Minas" and "Itacolomi"...tectonic events have been recognized. The earlier event, De, is clearly expressed within basement rocks of the...dating ( ~ 2000 Ma). The large-scale folds (i.e. Mariana anticline, Dom Bosco syncline) which define the...on a folded surface previously formed during the De event. The third event, Din,, is characterized by |  | CHAUVET, A., PIANTONE, P., BARBANSON, L., NEHLIG, P., PEDROLETTI, I. (2001) Gold Deposit Formation during Collapse Tectonics:Structural, Mineralogical, Geochronological, and Fluid InclusionConstraints in the Ouro Preto Gold Mines, Quadril ateroFerrifero,Brazil. Economic Geology, 96 (1) 25-48 doi:10.2113/gsecongeo.96.1.25 | Journal (article/letter/editorial) | | Economic Geology Vol. 96, 2001, pp. 25–48 Gold Deposit Formation during Collapse Tectonics: Structural...Ouro Preto Gold Mines, Quadrilátero Ferrífero, Brazil A. CHAUVET,† Institut des Sciences de la Terre d’Orleans...d’Orleans and Centre National de la Recherche Française UMR 6113, Bât. Géosciences, Université d’Orléans...F-45067 Orléans Cedex 2, France P. PIANTONE, Bureau de Recherche Géologique et Minière, Environment and...Orléans Cedex 2, France L. BARBANSON, Ecole Supérieure de l’Energie et des Matériaux, Université d’Orléans |  | | Report (volume) | | GOLD DEPOSITS RELATED TO GREENSTONE BELTS IN BRAZILDEPOSIT MODELING WORKSHOP Part A Excursions U.S. Geological...1986, in Belo Horizonte, Brazil, was hosted by the Institute Brasileiro de Mineragao WORKSHOP PARTICIPANTS...Quintas, Mineragao Morro Velho Club, Nova Lima, Brazil December 4,1986 1. 2. 3. 4. 5. Sergio C. Guedes...19. 20. 21. 22. Fernando L. Repetto Rafael Lima de Oliveira Eduardo Ladeira Diogenes Scipioni Vial ...Silveira de Castro 37. Carl R. Anhaeusser 38. Hernando Lozano 39. Aurelian Antonio Lopez Sam GOLD DEPOSITS |  | Trumbull, R. B., Garda, G. M., Xavier, R. P., Cavalcanti, J. A. D., Codeço, M. S. (2019) Tourmaline in the Passagem de Mariana gold deposit (Brazil) revisited: major-element, trace-element and B-isotope constraints on metallogenesis. Mineralium Deposita, 54 (3) 395-414 doi:10.1007/s00126-018-0819-z | Journal (article/letter/editorial) | | z ARTICLE Tourmaline in the Passagem de Mariana gold deposit (Brazil) revisited: major-element, trace-element...Springer Nature 2018 Abstract Tourmaline at Passagem de Mariana forms three associations: stratiform tourmalinite...source in the Minas Supergroup metasedimentary units hosting the deposit. Keywords Gold deposits . Quadrilátero...Ferrífero . Minas Gerais . Boron isotopes . Trace elements Introduction The Passagem de Mariana (PM) deposit... Instituto de Geociências, Universidade de São Paulo, São Paulo, Brazil 3 Instituto de Geociências |  | De Oliveira, Ester Figueiredo, Castañeda, Cristiane, Eeckhout, Sigrid Griet, Gilmar, Messias Menezes, Kwitko, Rogério Ribeiro, De Grave, Eddy, Botelho, Nilson Francisquini (2002) Infrared and Mössbauer study of Brazilian tourmalines from different geological environments. American Mineralogist, 87 (8) 1154-1163 doi:10.2138/am-2002-8-914 | Journal (article/letter/editorial) | | different geological environments ESTER FIGUEIREDO DE OLIVEIRA,1 CRISTIANE CASTAÑEDA,2,* SIGRID GRIET EECKHOUT...RIBEIRO KWITKO,5 EDDY DE GRAVE,3 AND NILSON FRANCISQUINI BOTELHO2 1 Comissão Nacional de Energia Nuclear,...30123-970, Belo Horizonte, Minas Gerais, Brazil 2 Instituto de Geociências, Universidade de Brasília, CP 3173...3173 CEP 30140-970, Brasília, Distrito Federal, Brazil 3 Department of Subatomic and Radiation Physics, Ghent...Departamento de Geologia, Universidade Federal de Ouro Preto, CEP 35400-000 Ouro Preto, Minas Gerais, Brazil |  | Olivo, Gema Ribeiro, Gauthier, Michel, Bardoux, Marc, Leao de Sa, Euripedes, Fonseca, Jose Teotonio F., Santana, Fernando Carbonari (1995) Palladium-bearing gold deposit hosted by Proterozoic lake superior-type iron-formation at the Caue iron mine, Itabira District, southern Sao Francisco Craton, Brazil; geologic and structural controls. Economic Geology, 90 (1) 118-134 doi:10.2113/gsecongeo.90.1.118 | Journal (article/letter/editorial) | | ion at the Cau Iron Mine, Itabira District, Southern SaoFrancisco Craton,Brazil: GeologicandStructuralControls...MinasGerais,Brazil 35900-900 Abstract The Cau• iron mine is located in the Itabira district in the southern...hematiteveinswith localconcentrations of quartz.The gold-richveinsare parallelto S• foliationin all orebodies...AbaNorte,the gold-richboudinaged hematiteveinisparallelto S•. The ore mineralsarepalladiangold,gold,palladium...known as a major producerof iron ore (Doff, Mariana mine), and Lake Superior-typeiron-formations Introduction |  | Vial, D.S., Abreu, G.C., Schubert, G., Ribeiro-Rodrigues, L.C. (2007) Smaller gold deposits in the Archean Rio das Velhas greenstone belt, Quadrilátero Ferrífero, Brazil. Ore Geology Reviews, 32 (3) 651-673 doi:10.1016/j.oregeorev.2005.01.004 | Journal (article/letter/editorial) | | Smaller gold deposits in the Archean Rio das Velhas greenstone belt, Quadrilátero Ferrífero, Brazil D.S....Santa Luzia, MG, Brazil Instituto de Geociências da Universidade de São Paulo/Fundação de Amparo à Pesquisa...do Estado de São Paulo, Rua Major Solbiat, 226, Torrinha, SP, Brazil Fundação Educacional de Caratinga...BR-116, Km 526, Bairro das Graças, Caratinga, MG, Brazil b c Received 26 June 2003; accepted 2 January...Ferrífero is a classic gold province on a global scale, with hundreds of individual gold occurrences in the |  | Oliveira, Lucilia Aparecida Ramos de, Rios, Francisco Javier, Rosière, Carlos Alberto, Wälle, Markus, Ortelli, Melissa, Kouzmanov, Kalin (2017) Nature and evolution of fluids associated with specularite-bearing Fe and Au-PGE (Jacutinga) mineralization during the Brasiliano orogeny in the eastern São Francisco Craton, Minas Gerais, Brazil. Ore Geology Reviews, 86. 130-153 doi:10.1016/j.oregeorev.2017.02.017 | Journal (article/letter/editorial) | | eastern São Francisco Craton, Minas Gerais, Brazil Lucilia Aparecida Ramos de Oliveira a,⇑, Francisco Javier...Instituto de Geociências (IGC), Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, Minas Gerais...Gerais 31270-901, Brazil Centro de Desenvolvimento da Tecnologia Nuclear, CDTN, 31270-901 Belo Horizonte,... MG, Brazil c Institute of Geochemistry and Petrology (IGP), ETH Zurich, Clausiusstrasse 25, CH-8092...eastern border of the Quadrilátero Ferrífero mining district. Chemical and thermobarometric characteristics |  | | Book | | CENTRO DE ESTUDOS E - Chairman : Luiz Vergara Vice-chairman : Arno Konder Se cre t a ry: Nelson...Nelson De Vicenzi • Tre a-s u r e r s : Alberto de Andrade Oueiroz I Mauricio Wellisch Editorial committee...Leao Research committee Jose de Oueiroz Lima Amerine W anick Aurino de Moraes Technical adviser Nelson...PRESIDENTE WILSON, 231 - RIO DE JANEIRO MINES AND MINERALS IN BRAZIL --= ··--· ··- ·-·=- MINES...MINERALS IN BRAZIL J OSIAS LEAO (ECONOMIC DIVISION - MINISTRY OF FOREIGN AFFAIRS) CENTRO DE ESTUDOS ECONOMICOS |  | Lobato, Lydia Maria, Ribeiro-Rodrigues, Luiz Cláudio, Zucchetti, Márcia, Noce, Carlos Maurício, Baltazar, Orivaldo Ferreira, da Silva, Luiz Carlos, Pinto, Claiton Piva (2001) Brazil's premier gold province. Part I: The tectonic, magmatic, and structural setting of the Archean Rio das Velhas greenstone belt, Quadrilátero Ferrífero. Mineralium Deposita, 36 (3) 228-248 doi:10.1007/s001260100179 | Journal (article/letter/editorial) | | Carlos da Silva Claiton Piva Pinto Brazil's premier gold province. Part I: The tectonic, magmatic, and structural...signi®cant Archean greenstone-belt successions in Brazil, in both their appreciable mineral productivity...fero (Iron Quadrangle) region, Minas Gerais state, southeastern Brazil, which occupies the southernmost...Velhas greenstone belt, host important orogenic gold deposits. The group contains lithological associations...volcanic associations mainly host the most important gold deposits. An early compressional deformation occurs |  | | Book | | Jacques P. Cassedanne Universidade Federal do Rio de Janeiro For his valuable participation in research...Angeles American Museum ofNatural History - New York De Beers Consolidated Mines Naturhistorisches Museum...1982 Jules Roger Sauer ” Foreword For years Brazil has been the major producer of colored stones in...metamorphic rocks, the variety of gem deposits in Brazil is almost infinite. In addition to the mineral...assemblage one might expect from pegmatite dikes, Brazil also produces a very significant output of diamonds |  | Brando Soares, Mariana, Corrêa Neto, Atlas Vasconcelos, Bertolino, Luiz Carlos, Alves, Felipe Emerson André, de Almeida, Antônio Modesto, Montenegro da Silva, Pedro Henrique, Mabub, Ricardo Oliveira de Araújo, Manduca, Luedson Guimarães, Araújo, Ivan Mendes Caixeta de Pamplona (2018) Multistage mineralization at the hypozonal São Sebastião gold deposit, Pitangui greenstone belt, Minas Gerais, Brazil. Ore Geology Reviews, 102. 618-638 doi:10.1016/j.oregeorev.2018.09.028 | Journal (article/letter/editorial) | | Hypozonal São Sebastião Gold Deposit, Pitangui Greenstone Belt, Minas Gerais, Brazil Mariana Brando Soares, Atlas...Antônio Modesto de Almeida, Pedro Henrique Montenegro da Silva, Ricardo Oliveira de Araújo Mabub, Luedson...Luedson Guimarães Manduca, Ivan Mendes Caixeta de Pamplona Araújo PII: DOI: Reference: S0169-1368(18)30041-6... Alves, A.M. de Almeida, P.H.M. da Silva, R.O. de Araújo Mabub, L.G. Manduca, I.M.C. de Pamplona Araújo...Hypozonal São Sebastião Gold Deposit, Pitangui Greenstone Belt, Minas Gerais, Brazil, Ore Geology Reviews |  | | Book | | BARTORELLI ::• . . .. MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA ©...Lavra do Sapo, Ferruginha, Conselheiro Pena, Minas Gerais. Collection of Alvaro Lucio. Photograph taken...Brasileira do Livro, SP, Brazil) Cornejo, Carlos .Minerals & precious stones of Brazil. Carlos Cornejo, Andrea...3. Minerals - Brazil 4. Minerals- Classification 5. Mineralogy 6. Mineralogy - Brazil - History 7. Precious...Precious stones - Brazil I. Bartorelli, Andrea. II. Title. 09-10025 Cover photograph: Crystal of brazilianite |  | | Journal (article/letter/editorial) | | imprints on units of the southern Araçuai belt, se Brazil: The history of superimposed Transamazonian and...imprints on units of the southern Araçuai belt, se Brazil: The history of superimposed Transamazonian and...IMPRINTS ON UNITS OF THE SOUTHERN ARAÇUAI BELT, SE BRAZIL: THE HISTORY OF SUPERIMPOSED TRANSAMAZONIAN AND...Peres1 PT 1. Departamento de Geologia, Escola de Minas, Universidade Federal de Ouro Preto, PT E D MA...RI Morro do Cruzeiro, 35400-000 Ouro Preto, MG, Brazil. AC CE Short title: Superimposed orogenesis |  | | Journal (article/letter/editorial) | | evolution of the Quadrilfitero Ferrifero, Minas Gerais, Brazil Farid Chemale Jr.a, Carlos A. RosiCreb and...Sa’oLeopoldo, RS, Brazil bCentro de Pesquisas M. T. da Costa/IGC, UniversidadeFederal de Minas Gerais. Pampulha...31270-000 Belo Horizonte, MC, Brazil ‘Departamento de Geologia, UniversidadeFederal de Ouro Preto. Morro do Cruzeiro...Cruzeiro, 35400-000 Ouro Preto, MG, Brazil Received February 3, 1992; revised version accepted March...regional synclines in the overlying Rio das Velbas and Minas supergroups strata. Such regional synclines are |  | | Journal (article/letter/editorial) | | of Brazil G. Giuliani 1. 2 , L. J. H. D. Silva 3 and P. Couto 4 1 2 3 4 ORSTOM, Universidade de Brasilia...Brasilia, Brazil c.R.P.G., 15 Rue N.D. des Pauvres, BP 20, 54501 Vandoeuvre-les Nancy, France Minera~ao...Metais Ltda, Bahia, Brazil Secretaria das Minas e Energia, C.P.R.M./SGM, Bahia, Brazil Abstract. Precambrian...Precambrian emerald deposits of Brazil are found in a typical geologic setting with Archean basement and supracrustal... Gemstone deposits are of great importance in Brazil. Agate, amethyst, tourmaline, and topaz represent |  | | Report (issue) | | Development of the Quadrilatero Ferrifero Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL PAPER 641-A...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the Agency for International...Development of the Quadrilatero Ferrifero Minas Gerais, Brazil By JOHN VAN N. DORR 2d REGIONAL GEOLOGY...GEOLOGY OF THE QUADRILATERO FERRIFERO, MINAS GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER 641-A...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the Agency for International |  | | Journal (article/letter/editorial) | | Iron-Formations of the Quadrilátero Ferrífero, Minas Gerais, Brazil C. KLEIN† Department of Earth and Planetary...Instituto de Geociências, and Museu de História Natural, Universidade Federal de Minas Gerais, Belo Horizonte...Horizonte, CEP 31270-901, Brazil Abstract This study presents detailed geochemical and petrologic data...different iron-formations in the Early Proterozoic Minas Supergroup of the Quadrilátero Ferrífero. These...Quadrilátero Ferrífero has been recognized as a major gold- and iron-rich province, which has resulted in it |  | Olivo, G. R., Gauthier, M., Williams-Jones, A. E., Levesque, M. (2001) The Au-Pd Mineralization at the Conceicao Iron Mine, ItabiraDistrict, Southern Sao Francisco Craton, Brazil: An Example of aJacutinga-Type Deposit. Economic Geology, 96 (1) 61-74 doi:10.2113/gsecongeo.96.1.61 | Journal (article/letter/editorial) | | the Conceição Iron Mine, Itabira District, Southern São Francisco Craton, Brazil: An Example of a Jacutinga-Type...H3A 2A7 MICHEL GAUTHIER, Département des Sciences de la Terre, Université du Québec à Montréal, Case Postale...2A7 AND MARTIN LEVESQUE Département des Sciences de la Terre, Université du Québec à Montréal, Case Postale...3P8 Abstract The Conceição mine, which is located in the Itabira district, southern São Francisco craton...craton, is a rare example of gold and palladium mineralization hosted by jacutinga, an altered Lake Superior-type |  | | Journal (article/letter/editorial) | | Palladian gold from the Cau iron mine, Itabira District, Minas Gerais, Brazil G. R. OLIVO,M. GAUTHIERAND...Unlversit6 du Qu6bec ~ Montr6al, D6partement des sciences de la terre, case postale 8888, succ. A, Montr6al, PQ...Abstract Palladian gold from the Cau~ iron mine, Itabira District, Minas Gerais, Brazil is found in horizons...locally called jacutinga. Palladium content of the gold grains varies from 1% to 20%, high palladium values...homogeneously distributed throughout the gold grains. Palladium and gold mineralization was synchronous with |  | | Journal (article/letter/editorial) | | minerals from the Caua iron mine, Itabira District, Minas Gerais, Brazil GFMA RIBEIROOLIVOANDMICHELGAUTHIER...Universit6 du Qu6bec ~t Montr6al, D6partement des sciences de la terre, case postale 8888, succ. A, Montr6al, PQ...minerals from the Cau~ iron mine, Itabira District, Minas Gerais, Brazil, are found in goldrich jacutinga...palladiumcopper oxide grains are coated with films of gold and commonly do not exceed I00 p,m in width. These...Palladium-copper oxide also occurs as inclusions in gold grains which are strongly to weakly stretched parallel |  | | Journal (article/letter/editorial) | | 36849 cookrob@auburn.edu Euclase La Marina Mine, Municipio de Pauna Boyacá, Colombia E uclase is a species...Euclase crystal group, 11.2 cm tall, La Marina mine, Municipio de Pauna, Boyacá, Colombia. Scott Rudolph specimen...lack modern verification, include the Lost River mine on the Seward Peninsula, Alaska; the Fisher prospect...in Topsham, Sagadahoc County, Maine; the Chandler mine at Raymond, Rockingham County, New Hampshire; unspecified...Sandoval and Taos counties, New Mexico; the Morefield mine, Amelia County, Virginia; the Quitman Mountains |  | | Journal (article/letter/editorial) | | Maria da Glória da Silva a,b a Grupo de Metalogênese, Centro de Pesquisa em Geofísica e Geologia, Universidade...Universitário de Ondina, Sala 201-C, Salvador, 40170-290, Bahia, Brazil b Geological Survey of Brazil (CPRM)-Av...(CPRM)-Av. Pasteur, 404, Urca, Rio de Janeiro, 22290-240, Rio de Janeiro, Brazil Received 2 May 2004; accepted...equivalent units. A related subject has been discussed by De Wit et al. (1999), based on the interpretation of...(containing Amazonia, Congo, West Africa, and Rio de la Plata). A supercontinent named Columbia, which |
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